91 Rev. 2
WIRING DIAGRAMS
TO AVOID POSSIBLE ELECTRICAL SHOCK, PERSONAL INJURY,
OR DEATH, DISCONNECT THE POWER BEFORE SERVICING.
WARNING
!
YL YELLOW
OR ORANGE
VT VIOLET
GN GREEN
BK BLACK
BR BROWN
WH WHITE
BU BLUE
GY GRAY
RD RED
COLOR CODE
LOW VOLTAGE
LOW VOLTAGE FIELD
HI VOLTAGE
HI VOLTAGE FIELD
HEATING BLOWER SPEED
FURNACE MODEL MOTOR TO "HEAT"
FACTORY WIRED BLOWER MOTOR TO CONTROL CONNECTIONS
COOLING
BLOWER SPEED
SEE
INSTALLATION
INSTRUCTIONS
TO DETERMINE
PROPER
COOLING
BLOWER SPEED.
MOTOR
SPEEDS
SPEED
GUIB,GCIB: 045A30,
070A40
RD-24LOW 4
IMPORTANT:
4. UNUSED BLOWER MOTOR LEADS MUST BE PLACED ON "PARK" TERMINALS OF CONTROL OR TAPED.
READ BEFORE OPERATING OR SERVICING THIS UNIT.
1. SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0.7 AMPS.
2. AMANA SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING.
3. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE FURNACE MUST BE
REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE RATING OF AT LEAST
105øC. USE COPPER CONDUCTORS ONLY.
5 IF HEATING AND COOLING BLOWER SPEEDS ARE NOT THE SAME DISCARD JUMPER BEFORE CONNECTING
BLOWER LEADS.
OR-3
GUIB,GCIB: 090A30,
115A40,140A50
HI
BK-26 4
*
**
11003601 REV. 2
AUX LIMIT
CONTROL
PRIMARY
ROLLOUT
LIMIT (RL)
COMBUSTION
BLOWER
(CB)
DOOR SWITCH (CLOSED
WHEN DOOR IN PLACE)
115V FIELD
CONNECT
AIR
CIRCUL.
BLOWER
(ACB)
CAPACITOR
(CAP)
BR
BR
N
L1
GND
IGNITOR
CB
PS
NO
C
LOAD
LINE
TRANSFORMER
#29 OR (MED LOW)
#26 BK (HI)
#23 BU (MED)
#24 RD (LOW)
PRESSURE
SWITCH (PS)
NC
NO
COM
**
*
BK-3
OR-16
BU-13
YL-11
BK-1
WH-2
RD-22
VT-55
BK-6
WH
GN
GY-25
WH-33
BK-6
BK-1
VT
-55
RD
-22
L
I
N
E
H
O
T
X
F
M
R
H
O
T
X
F
M
R
N
E
U
T
R
T
H
P
S
G
E
G
C
C
O
O
L
H
E
A
T
P
A
R
K
I
G
N
I
N
D
L
I
N
E
N
E
U
P
A
R
K
120 V
TRANS-
FORMER
24 V
CAP
ACB
Y
W
THERMOSTAT
CONNECTIONS
CONTROL
5
TERMINAL ORDER REARRANGED FOR CLARITY
L
I
M
I
T
**
*
WARNING:DISCONNECT POWER BEFORE
SERVICING.WIRING TO UNIT MUST BE
PROPERLY POLARIZED AND GROUNDED.
WARNING:DISCONNECT POWER
BEFORE SERVICING.WIRING TO
UNIT MUST BE PROPERLY
POLARIZED AND GROUNDED.
IGNITOR
WH-
23
WH
GND
N
L1
R
G
C
H
L
I
R
O
L
ELECTRICAL BOX
C
NC
NO
GUIB,GCIB: 115A50 BU-23 4MED
WH
BK
A
U
X
L
I
M
I
T
GUIB,GCIB: 070A30,
090A50
OR-29MED LOW 4
GAS VALVE
(GV)
PRIMARY
LIMIT
CONTROL
LINE
XFMR
IND
IGN
LINE
CIRC
IND
IGN
XFMR
NEUTRALHOT 120 VAC
PARK
PARK
HEAT
COOL
LINE
XFMR
IND
IGN
CIRCULATOR
HOT 120VAC NEUTRAL
PC
COM
P
FSI
GC FSO GR
MV
FS
ROI PO
GM
HI
LIM
GE
COOL
HEAT
P
P
CYGWR
TH
TR
1
2
3
4
5
6
7
8
9
10
11
12
2
3
4
5
1
NC
NO
COM
FLAME
SWITCH
(FS)
BK-4
RD-5
GN-7
YL-8
BU-14
BU-17
BU-15
YL-8
GN-7
RD-5
BK-4
YL-11
OR-16
CONTROL
VT-12
BR-10
GY-9
BU-15
VT-12
BR-10
GY-9
BU-13
P
R
I
M
A
R
Y
R
L
G
A
S
V
A
L
V
E
1
2
3
4
5
C
NC
NO
DOOR
SWITCH
FLAME
SENSOR
P
C
O
M
G
R
G
M
C
I
R
N
E
U
F
S
O
M
V
F
S
F
S
I
5